feat: replace sharp with client-side icon resize (#1951)

apps/client/package.json

@@ -26,6 +26,7 @@
     "@tanstack/react-query": "^5.90.17",
     "alfaaz": "^1.1.0",
     "axios": "^1.13.5",
+    "blueimp-load-image": "^5.16.0",
     "clsx": "^2.1.1",
     "emoji-mart": "^5.6.0",
     "file-saver": "^2.0.5",
@@ -59,6 +60,7 @@
   "devDependencies": {
     "@eslint/js": "^9.16.0",
     "@tanstack/eslint-plugin-query": "^5.62.1",
+    "@types/blueimp-load-image": "^5.16.0",
     "@types/file-saver": "^2.0.7",
     "@types/js-cookie": "^3.0.6",
     "@types/katex": "^0.16.7",

apps/client/src/features/attachments/services/attachment-service.ts

@@ -1,20 +1,62 @@
 import api from "@/lib/api-client";
+import loadImage from "blueimp-load-image";
 import {
   AvatarIconType,
   IAttachment,
 } from "@/features/attachments/types/attachment.types.ts";
 
+async function compressAndResizeIcon(
+  file: File,
+  type: AvatarIconType,
+): Promise<File> {
+  const isPng = file.type === "image/png";
+
+  const { image: canvas } = await loadImage(file, {
+    maxWidth: 300,
+    maxHeight: 300,
+    canvas: true,
+    orientation: true,
+    imageSmoothingQuality: "high",
+  });
+
+  if (type === AvatarIconType.AVATAR || !isPng) {
+    const ctx = (canvas as HTMLCanvasElement).getContext("2d")!;
+    ctx.globalCompositeOperation = "destination-over";
+    ctx.fillStyle = "#ffffff";
+    ctx.fillRect(0, 0, canvas.width, canvas.height);
+    ctx.globalCompositeOperation = "source-over";
+  }
+
+  const outputType = isPng ? "image/png" : "image/jpeg";
+
+  return new Promise<File>((resolve, reject) => {
+    (canvas as HTMLCanvasElement).toBlob(
+      (blob) => {
+        if (!blob) {
+          reject(new Error("Failed to compress image"));
+          return;
+        }
+        resolve(new File([blob], file.name, { type: outputType }));
+      },
+      outputType,
+      isPng ? undefined : 0.85,
+    );
+  });
+}
+
 export async function uploadIcon(
   file: File,
   type: AvatarIconType,
   spaceId?: string,
 ): Promise<IAttachment> {
+  const processed = await compressAndResizeIcon(file, type);
+
   const formData = new FormData();
   formData.append("type", type);
   if (spaceId) {
     formData.append("spaceId", spaceId);
   }
-  formData.append("image", file);
+  formData.append("image", processed);
 
   return await api.post("/attachments/upload-image", formData, {
     headers: {